[ 1260.629236][T17417] 8021q: 802.1Q VLAN Support v1.8
[ 1261.116829][T17424] gre: GRE over IPv4 demultiplexor driver
[ 1261.172236][T17424] ip6_gre: GRE over IPv6 tunneling driver
[ 1271.257734][T17507] GACT probability NOT on
[ 1271.650286][T17510] 
[ 1271.650585][T17510] =============================
[ 1271.651128][T17510] WARNING: suspicious RCU usage
[ 1271.651390][T17510] 6.14.0-rc6-virtme #1 Not tainted
[ 1271.651642][T17510] -----------------------------
[ 1271.651898][T17510] ./include/net/net_namespace.h:418 suspicious rcu_dereference_check() usage!
[ 1271.652442][T17510] 
[ 1271.652442][T17510] other info that might help us debug this:
[ 1271.652442][T17510] 
[ 1271.652941][T17510] 
[ 1271.652941][T17510] rcu_scheduler_active = 2, debug_locks = 1
[ 1271.653334][T17510] 1 lock held by mausezahn/17510:
[ 1271.653601][T17510]  #0: ffffffffb2d5b5c0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1f0/0x18d0
[ 1271.654117][T17510] 
[ 1271.654117][T17510] stack backtrace:
[ 1271.654439][T17510] CPU: 0 UID: 0 PID: 17510 Comm: mausezahn Not tainted 6.14.0-rc6-virtme #1
[ 1271.654446][T17510] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1271.654453][T17510] Call Trace:
[ 1271.654458][T17510]  <TASK>
[ 1271.654462][T17510]  dump_stack_lvl+0xb0/0xd0
[ 1271.654477][T17510]  lockdep_rcu_suspicious+0x1ea/0x280
[ 1271.654495][T17510]  dev_hard_start_xmit+0x2fc/0x3f0
[ 1271.654514][T17510]  __dev_queue_xmit+0xfaf/0x18d0
[ 1271.654542][T17510]  ? __pfx___dev_queue_xmit+0x10/0x10
[ 1271.654550][T17510]  ? packet_parse_headers+0x231/0x9c0
[ 1271.654566][T17510]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[ 1271.654576][T17510]  ? __pfx_packet_parse_headers+0x10/0x10
[ 1271.654584][T17510]  ? skb_copy_datagram_from_iter+0xe6/0x6f0
[ 1271.654594][T17510]  ? dev_get_by_index+0xb2/0x190
[ 1271.654615][T17510]  packet_snd+0xd0c/0x19d0
[ 1271.654635][T17510]  ? __lock_release+0x103/0x460
[ 1271.654640][T17510]  ? __might_fault+0x11b/0x170
[ 1271.654652][T17510]  ? __pfx_packet_snd+0x10/0x10
[ 1271.654655][T17510]  ? trace_lock_acquire+0x14c/0x1f0
[ 1271.654660][T17510]  ? __might_fault+0x11b/0x170
[ 1271.654672][T17510]  ? lock_acquire+0x32/0xc0
[ 1271.654683][T17510]  ? __might_fault+0x11b/0x170
[ 1271.654704][T17510]  __sys_sendto+0x3c3/0x450
[ 1271.654714][T17510]  ? __pfx___sys_sendto+0x10/0x10
[ 1271.654742][T17510]  ? sock_ioctl+0x3b6/0x590
[ 1271.654760][T17510]  ? __pfx___up_read+0x10/0x10
[ 1271.654774][T17510]  ? do_user_addr_fault+0x374/0xe30
[ 1271.654793][T17510]  ? do_user_addr_fault+0x374/0xe30
[ 1271.654807][T17510]  __x64_sys_sendto+0xe0/0x1c0
[ 1271.654814][T17510]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 1271.654824][T17510]  do_syscall_64+0xc1/0x1d0
[ 1271.654841][T17510]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 1271.654849][T17510] RIP: 0033:0x7fb1b5aa0a4a
[ 1271.654855][T17510] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89
[ 1271.654860][T17510] RSP: 002b:00007ffe6cb5c9d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 1271.654867][T17510] RAX: ffffffffffffffda RBX: 0000000022b6c9d0 RCX: 00007fb1b5aa0a4a
[ 1271.654871][T17510] RDX: 0000000000000062 RSI: 0000000022b6c5c2 RDI: 0000000000000005
[ 1271.654873][T17510] RBP: 0000000022b6c5c2 R08: 00007ffe6cb5c9e0 R09: 0000000000000014
[ 1271.654876][T17510] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 1271.654879][T17510] R13: 0000000000000062 R14: 00007ffe6cb5c9e0 R15: 0000000000000000
[ 1271.654909][T17510]  </TASK>